diff --git a/config/govuk_index/mapped_document_types.yaml b/config/govuk_index/mapped_document_types.yaml
index 6d680cb84..bc18fff9e 100644
--- a/config/govuk_index/mapped_document_types.yaml
+++ b/config/govuk_index/mapped_document_types.yaml
@@ -42,6 +42,7 @@ marine_equipment_approved_recommendation: marine_equipment_approved_recommendati
 marine_notice: marine_notice # Specialist Publisher
 medical_safety_alert: medical_safety_alert # Specialist Publisher
 ministerial_role: edition
+mock_spike_finder_document: mock_spike_finder_document # Specialist Publisher
 news_story: edition
 person: person
 place: edition
diff --git a/config/govuk_index/migrated_formats.yaml b/config/govuk_index/migrated_formats.yaml
index f250f308b..c18e5f0c7 100644
--- a/config/govuk_index/migrated_formats.yaml
+++ b/config/govuk_index/migrated_formats.yaml
@@ -48,6 +48,7 @@ migrated:
 - marine_equipment_approved_recommendation
 - marine_notice
 - medical_safety_alert
+- mock_spike_finder_document
 - product_safety_alert_report_recall
 - protected_food_drink_name
 - raib_report
diff --git a/config/schema/elasticsearch_types/mock_spike_finder_document.json b/config/schema/elasticsearch_types/mock_spike_finder_document.json
new file mode 100644
index 000000000..24bc5b707
--- /dev/null
+++ b/config/schema/elasticsearch_types/mock_spike_finder_document.json
@@ -0,0 +1,26 @@
+{
+  "fields": [
+    "mock_spike_finder_document_facet_one",
+    "mock_spike_finder_document_facet_two"
+  ],
+  "expanded_search_result_fields": {
+    "mock_spike_finder_document_facet_one": [
+      {
+        "label": "Facet one value one",
+        "value": "facet-one-value-one"
+      },{
+        "label": "Facet one value two",
+        "value": "facet-one-value-two"
+      }
+    ],
+    "mock_spike_finder_document_facet_two": [
+      {
+        "label": "Facet two value one",
+        "value": "facet-two-value-one"
+      },{
+        "label": "Facet two value two",
+        "value": "facet-two-value-two"
+      }
+    ]
+  }
+}
diff --git a/config/schema/field_definitions.json b/config/schema/field_definitions.json
index 8d2214ed6..04b19c403 100644
--- a/config/schema/field_definitions.json
+++ b/config/schema/field_definitions.json
@@ -1104,5 +1104,12 @@
   },
   "veterans_support_organisation_region_wales": {
     "type": "identifiers"
+  },
+
+  "mock_spike_finder_document_facet_one": {
+    "type": "identifiers"
+  },
+  "mock_spike_finder_document_facet_two": {
+    "type": "searchable_text"
   }
 }
\ No newline at end of file
diff --git a/config/schema/indexes/govuk.json b/config/schema/indexes/govuk.json
index 471c6c73f..0b60a64e0 100644
--- a/config/schema/indexes/govuk.json
+++ b/config/schema/indexes/govuk.json
@@ -29,6 +29,7 @@
     "marine_equipment_approved_recommendation",
     "marine_notice",
     "medical_safety_alert",
+    "mock_spike_finder_document",
     "person",
     "policy",
     "product_safety_alert_report_recall",
diff --git a/lib/govuk_index/presenters/elasticsearch_presenter.rb b/lib/govuk_index/presenters/elasticsearch_presenter.rb
index cf536a092..ebe815f7a 100644
--- a/lib/govuk_index/presenters/elasticsearch_presenter.rb
+++ b/lib/govuk_index/presenters/elasticsearch_presenter.rb
@@ -118,6 +118,8 @@ def document
         marine_notice_vessel_type: specialist.marine_notice_vessel_type,
         market_sector: specialist.market_sector,
         medical_specialism: specialist.medical_specialism,
+        mock_spike_finder_document_facet_one: specialist.mock_spike_finder_document_facet_one,
+        mock_spike_finder_document_facet_two: specialist.mock_spike_finder_document_facet_two,
         opened_date: specialist.opened_date,
         organisation_content_ids: expanded_links.organisation_content_ids,
         organisations: expanded_links.organisations,
diff --git a/lib/govuk_index/presenters/specialist_presenter.rb b/lib/govuk_index/presenters/specialist_presenter.rb
index 0a0c50fa7..68fc0838b 100644
--- a/lib/govuk_index/presenters/specialist_presenter.rb
+++ b/lib/govuk_index/presenters/specialist_presenter.rb
@@ -83,6 +83,8 @@ class SpecialistPresenter
     delegate_to_payload :marine_notice_vessel_type
     delegate_to_payload :market_sector
     delegate_to_payload :medical_specialism
+    delegate_to_payload :mock_spike_finder_document_facet_one, convert_to_array: true
+    delegate_to_payload :mock_spike_finder_document_facet_two
     delegate_to_payload :opened_date
     delegate_to_payload :outcome_type
     delegate_to_payload :payment_types